org.apache.hadoop.hive.ql.io

Class NullRowsInputFormat.NullRowsRecordReader

java.lang.Object

org.apache.hadoop.hive.ql.io.NullRowsInputFormat.NullRowsRecordReader

All Implemented Interfaces:

org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

Direct Known Subclasses:

OneNullRowInputFormat.OneNullRowRecordReader

Enclosing class:

NullRowsInputFormat

public static class NullRowsInputFormat.NullRowsRecordReader
extends Object
implements org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

Constructor Summary

Constructors

Constructor and Description
NullRowsInputFormat.NullRowsRecordReader()

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
org.apache.hadoop.io.NullWritable	createKey()
org.apache.hadoop.io.NullWritable	createValue()
long	getPos()
float	getProgress()
boolean	next(org.apache.hadoop.io.NullWritable arg0, org.apache.hadoop.io.NullWritable arg1)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NullRowsInputFormat.NullRowsRecordReader

public NullRowsInputFormat.NullRowsRecordReader()

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

Throws:

IOException

createKey

public org.apache.hadoop.io.NullWritable createKey()

Specified by:

createKey in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

createValue

public org.apache.hadoop.io.NullWritable createValue()

Specified by:

createValue in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

getPos

public long getPos()
            throws IOException

Specified by:

getPos in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

Throws:

IOException

getProgress

public float getProgress()
                  throws IOException

Specified by:

getProgress in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

Throws:

IOException

next

public boolean next(org.apache.hadoop.io.NullWritable arg0,
           org.apache.hadoop.io.NullWritable arg1)
             throws IOException

Specified by:

next in interface org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.NullWritable>

Throws:

IOException